diff --git a/constants.properties b/constants.properties
index 71a16a0968..8a3a81d761 100644
--- a/constants.properties
+++ b/constants.properties
@@ -1,4 +1,3 @@
-gradlePluginsVersion=4.0.24
 #
 # R3 Proprietary and Confidential
 #
@@ -9,7 +8,7 @@ gradlePluginsVersion=4.0.24
 # Distribution of this file or any portion thereof via any medium without the express permission of R3 is strictly prohibited.
 #
 
-gradlePluginsVersion=4.0.23
+gradlePluginsVersion=4.0.25
 kotlinVersion=1.2.50
 platformVersion=4
 guavaVersion=21.0
diff --git a/node/src/main/kotlin/net/corda/node/services/statemachine/FlowMonitor.kt b/node/src/main/kotlin/net/corda/node/services/statemachine/FlowMonitor.kt
index ac1b2a7938..245b4eea67 100644
--- a/node/src/main/kotlin/net/corda/node/services/statemachine/FlowMonitor.kt
+++ b/node/src/main/kotlin/net/corda/node/services/statemachine/FlowMonitor.kt
@@ -71,6 +71,7 @@ internal class FlowMonitor constructor(private val retrieveFlows: () -> Set<Flow
                     is FlowIORequest.Sleep -> "to wake up from sleep ending at ${LocalDateTime.ofInstant(request.wakeUpAfter, ZoneId.systemDefault())}"
                     FlowIORequest.WaitForSessionConfirmations -> "for sessions to be confirmed"
                     is FlowIORequest.ExecuteAsyncOperation -> "for asynchronous operation of type ${request.operation::javaClass} to complete"
+                    FlowIORequest.ForceCheckpoint -> "for forcing a checkpoint at an arbitrary point in a flow"
                 }
         )
         message.append(".")